Additional Resources: Product Page 3D Model date 05/12/2021 page 1 of 9 SERIES: CFM-120B DESCRIPTION: DC AXIAL FAN FEATURES dual ball bearing 120 x 120 mm frame multiple speed options tachometer signal available auto restart 2 4 input input input rated airflow static noise MODEL 1 1 1 3 voltage current power speed pressure rated range max max typ typ (Vdc) (Vdc) (A) (W) (RPM10%) (CFM) (inch H O) (dBA) 2 5 CFM-A225B-015-287 5 4.5~5.5 0.24 1.20 1,500 52.31 0.06 24.8 5 CFM-A225B-018-327 5 4.5~5.5 0.45 2.25 1,800 62.77 0.09 28.8 5 CFM-A225B-020-350 5 4.5~5.5 0.57 2.85 2,000 69.74 0.10 37.8 5 CFM-A225B-115-287 12 10.8~13.2 0.11 2.76 1,500 52.31 0.06 24.8 5 CFM-A225B-120-350 12 10.8~13.2 0.23 2.76 2,000 69.74 0.10 37.8 CFM-A225B-125-398 12 10.8~13.2 0.41 4.92 2,500 87.18 0.13 42.7 5 CFM-A225B-220-350 24 21.6~26.4 0.17 4.08 2,000 69.74 0.10 37.8 CFM-A225B-230-438 24 21.6~26.4 0.30 7.20 3,000 104.62 0.21 46.6 CFM-A238B-126-435 12 10.8~13.2 0.48 5.76 2,600 100.71 0.24 43.5 CFM-A238B-132-480 12 10.8~13.2 0.86 10.32 3,200 123.71 0.34 48.0 CFM-A238B-138-529 12 10.8~13.2 1.10 13.20 3,800 146.90 0.48 53.0 CFM-A238B-226-435 24 21.6~26.4 0.27 6.48 2,600 100.71 0.24 43.5 CFM-A238B-232-480 24 21.6~26.4 0.53 12.72 3,200 123.71 0.34 48.0 CFM-A238B-238-529 24 21.6~26.4 0.58 13.92 3,800 146.90 0.48 53.0 Notes: 1. At rated voltage, after 3 minutes. 2. At rated voltage, room temperature, 65% humidity, 0 inch H 0 static pressure. 2 3. At rated voltage, 0 CFM airflow. 4. Measured in an anechoic chamber as per ISO3745/GB4214-84 at rated voltage, with background noise 202 dBA at 1 m from the fan intake. 5. Typical rated speed is measured as RPM250 at rated voltage. 6. All specifications are measured at 25C, 65% relativ e humidity unless otherwise specified. PART NUMBER KEY CFM-A225B-015-287 - XX - CXX Fan Signals Base Number Reserved for Custom blank = no signals Configurations 20 = tachometer signal cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices SERIES: CFM-120B DESCRIPTION: DC AXIAL FAN date 05/12/2021 page 2 of 9 INPUT parameter conditions/description min typ max units 5 Vdc input models 4.5 5 5.5 Vdc 7 operating input voltage 12 Vdc input models 10.8 12 13.2 Vdc 24 Vdc input models 21.6 24 26.4 Vdc 5 Vdc input models 4.0 Vdc starting voltage 12 Vdc input models 7.0 Vdc 24 Vdc input models 14.0 Vdc Note: 7. See Model section on page 1 for specific input voltage ranges. 8 PERFORMANCE parameter conditions/description min typ max units rated speed at rated voltage, 25C, after 3 minutes 1,500 3,800 RPM air flow at 0 inch H O, see performance curves 52.31 146.90 CFM 2 static pressure at 0 CFM, see performance curves 0.06 0.48 inch H O 2 noise at 1 m, rated speed 24.8 53.0 dBA Note: 8. See Model section on page 1 for specific values. 9 PROTECTIONS / FEATURES parameter conditions/description min typ max units auto restart on all models polarity protection on all models tachometer signal available on 20 models Notes: 9. See Application Notes for details. SAFETY & COMPLIANCE parameter conditions/description min typ max units insulation resistance at 500 Vdc between frame and positive terminal 10 M at 500 Vac, 60 Hz, 1 minute between housing and dielectric strength 5 mA positive terminal safety approvals UL/cUL 507, TUV (EN/IEC 62368-1:2020+A11) EMI/EMC EN 55032:2015, EN 55035:2017 life expectancy at 40C, 65% RH, 90% confidence level 70,000 hours RoHS yes ENVIRONMENTAL parameter conditions/description min typ max units operating temperature -10 70 C storage temperature -40 75 C operating humidity non-condensing 35 85 % storage humidity non-condensing 35 85 % cuidevices.com